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RoutesLayersButton = (options) ->
menu = options.menu
toggleMenu = (e)=>
$(menu.element).toggleClass 'hidden'
button.innerHTML = if button.innerHTML == "+" then "-" else "+"
button = document.createElement("button")
button.innerHTML = "+"
button.addEventListener('click', toggleMenu, false)
button.addEventListener('touchstart', toggleMenu, false)
button.className = "ol-routes-layers-button"
element = document.createElement('div');
element.className = 'ol-control ol-routes-layers-button-wrapper';
element.appendChild(button)
ol.control.Control.call(this, {
element
target: options.target
})
ol.inherits RoutesLayersButton, ol.control.Control
RoutesLayersControl = (routes, routes_map) ->
element = document.createElement('div')
element.className = 'ol-unselectable ol-routes-layers hidden'
Object.keys(routes).forEach (id)=>
route = routes[id]
route.active = false
label = document.createElement('a')
label.title = route.name
label.className = ''
label.innerHTML = route.name
element.appendChild label
label.addEventListener "click", =>
route.active = !route.active
$(label).toggleClass "active"
route.active
route.vectorPtsLayer.setStyle routes_map.defaultStyles(route.active)
route.vectorEdgesLayer.setStyle routes_map.edgeStyles(route.active)
route.vectorLnsLayer.setStyle routes_map.lineStyle(route.active)
routes_map.fitZoom()
label.addEventListener "mouseenter", =>
route.vectorPtsLayer.setStyle routes_map.defaultStyles(true)
route.vectorEdgesLayer.setStyle routes_map.edgeStyles(true)
route.vectorLnsLayer.setStyle routes_map.lineStyle(true)
label.addEventListener "mouseleave", =>
route.vectorPtsLayer.setStyle routes_map.defaultStyles(route.active)
route.vectorEdgesLayer.setStyle routes_map.edgeStyles(route.active)
route.vectorLnsLayer.setStyle routes_map.lineStyle(route.active)
ol.control.Control.call(this, {
element
})
ol.inherits RoutesLayersControl, ol.control.Control
class RoutesMap
constructor: (@target)->
@initMap()
@area = []
@seenStopIds = []
@routes = {}
initMap: ->
@map = new ol.Map
target: @target,
layers: [ new ol.layer.Tile(source: new ol.source.OSM()) ]
controls: [ new ol.control.ScaleLine(), new ol.control.Zoom(), new ol.control.ZoomSlider() ],
interactions: ol.interaction.defaults(zoom: true)
view: new ol.View()
addRoutes: (routes)->
for route in routes
@addRoute route
addRoute: (route)->
geoColPts = []
geoColLns = []
route.active = true
@routes[route.id] = route if route.id
stops = route.stops || route
geoColEdges = [
new ol.Feature({
geometry: new ol.geom.Point(ol.proj.fromLonLat([parseFloat(stops[0].longitude), parseFloat(stops[0].latitude)]))
}),
new ol.Feature({
geometry: new ol.geom.Point(ol.proj.fromLonLat([parseFloat(stops[stops.length - 1].longitude), parseFloat(stops[stops.length - 1].latitude)]))
})
]
prevStop = null
stops.forEach (stop, i) =>
if stop.longitude && stop.latitude
if prevStop
geoColLns.push new ol.Feature
geometry: new ol.geom.LineString([
ol.proj.fromLonLat([parseFloat(prevStop.longitude), parseFloat(prevStop.latitude)]),
ol.proj.fromLonLat([parseFloat(stop.longitude), parseFloat(stop.latitude)])
])
prevStop = stop
geoColPts.push(new ol.Feature({
geometry: new ol.geom.Point(ol.proj.fromLonLat([parseFloat(stop.longitude), parseFloat(stop.latitude)]))
}))
unless @seenStopIds.indexOf(stop.stoparea_id) > 0
@area.push [parseFloat(stop.longitude), parseFloat(stop.latitude)]
@seenStopIds.push stop.stoparea_id
vectorPtsLayer = new ol.layer.Vector({
source: new ol.source.Vector({
features: geoColPts
}),
style: @defaultStyles(),
zIndex: 2
})
route.vectorPtsLayer = vectorPtsLayer if route.id
vectorEdgesLayer = new ol.layer.Vector({
source: new ol.source.Vector({
features: geoColEdges
}),
style: @edgeStyles(),
zIndex: 3
})
route.vectorEdgesLayer = vectorEdgesLayer if route.id
vectorLnsLayer = new ol.layer.Vector({
source: new ol.source.Vector({
features: geoColLns
}),
style: [@lineStyle()],
zIndex: 1
})
route.vectorLnsLayer = vectorLnsLayer if route.id
@map.addLayer vectorPtsLayer
@map.addLayer vectorEdgesLayer
@map.addLayer vectorLnsLayer
lineStyle: (active=false)->
new ol.style.Style
stroke: new ol.style.Stroke
color: '#007fbb'
width: if active then 3 else 0
edgeStyles: (active=false)->
new ol.style.Style
image: new ol.style.Circle
radius: 5
stroke: new ol.style.Stroke
color: '#007fbb'
width: if active then 3 else 0
fill: new ol.style.Fill
color: '#007fbb'
width: if active then 3 else 0
defaultStyles: (active=false)->
new ol.style.Style
image: new ol.style.Circle
radius: 4
stroke: new ol.style.Stroke
color: '#007fbb'
width: if active then 3 else 0
fill: new ol.style.Fill
color: '#ffffff'
width: if active then 3 else 0
addRoutesLabels: ->
menu = new RoutesLayersControl(@routes, this)
@map.addControl menu
@map.addControl new RoutesLayersButton(menu: menu)
fitZoom: ()->
area = []
found = false
Object.keys(@routes).forEach (id)=>
route = @routes[id]
if route.active
found = true
route.stops.forEach (stop, i) =>
area.push [parseFloat(stop.longitude), parseFloat(stop.latitude)]
area = @area unless found
boundaries = ol.extent.applyTransform(
ol.extent.boundingExtent(area), ol.proj.getTransform('EPSG:4326', 'EPSG:3857')
)
@map.getView().fit boundaries, @map.getSize()
tooCloseToBounds = false
mapBoundaries = @map.getView().calculateExtent @map.getSize()
mapWidth = mapBoundaries[2] - mapBoundaries[0]
mapHeight = mapBoundaries[3] - mapBoundaries[1]
marginSize = 0.1
heightMargin = marginSize * mapHeight
widthMargin = marginSize * mapWidth
tooCloseToBounds = tooCloseToBounds || (boundaries[0] - mapBoundaries[0]) < widthMargin
tooCloseToBounds = tooCloseToBounds || (mapBoundaries[2] - boundaries[2]) < widthMargin
tooCloseToBounds = tooCloseToBounds || (boundaries[1] - mapBoundaries[1]) < heightMargin
tooCloseToBounds = tooCloseToBounds || (mapBoundaries[3] - boundaries[3]) < heightMargin
if tooCloseToBounds
@map.getView().setZoom(@map.getView().getZoom() - 1)
export default RoutesMap
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